91 lines
3.5 KiB
C
91 lines
3.5 KiB
C
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/****************************************************************************
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* configs/olimex-lpc2378/include/board.h
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*
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* Copyright (C) 2010 Rommel Marcelo. All rights reserved.
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* Author: Rommel Marcelo
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*
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* This is part of the NuttX RTOS and based on the LPC2148 port:
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __ARCH_BOARD_BOARD_H
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#define __ARCH_BOARD_BOARD_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* If USB is enabled, PLL must be configured for 48MHz to provide USB clocking */
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//-- F_pll = (2 * M * F_in)/N
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//-- F_out = ((2 * (PLL_M + 1 ) * FOSC)/(0+1))/(CCLK_DIV+1) = 288/5 = 57 600 000 Hz
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//~ #ifdef CONFIG_USBDEV
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//~ # define FOSC (12000000) /* Oscillator frequency */
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//~ # define CCLK (57600000) /* CPU running clock */
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//~ # define FCCO (288000000) /* CPU CCO clock */
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//~ #else
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# define FOSC (12000000) /* Oscillator frequency */
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# define CCLK (57600000) /* CPU running clock */
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# define FCCO (288000000) /* CPU CCO clock */
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//~ # define CCLK (72000000) /* CPU running clock */
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//~ # define FCCO (360000000) /* CPU CCO clock */
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//~ #endif
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//~#define PLL_M ( (FCCO / (2 * FOSC))-1 )
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//~ #define PLL_N ( ((2 * PLL_M * FOSC) / FCCO)-1 )
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#define PLL_M 11
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#define PLL_N 0
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#define CCLK_DIV 4
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#define USBCLK_DIV 6
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/* LED definitions **********************************************************/
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#define LED_STARTED 0
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#define LED_HEAPALLOCATE 1
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#define LED_IRQSENABLED 2
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#define LED_STACKCREATED 3
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#define LED_INIRQ 4
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#define LED_SIGNAL 5
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#define LED_ASSERTION 6
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#define LED_PANIC 7
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#ifdef __cplusplus
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}
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#endif
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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#endif /* __ARCH_BOARD_BOARD_H */
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